beansromero
beansromero beansromero
  • 02-02-2018
  • Mathematics
contestada

when a number is decreased by 20% of itself, the result is 128. what is the number?

Respuesta :

JackieWilsonFTW
JackieWilsonFTW JackieWilsonFTW
  • 02-02-2018
The number was 160 because 5/4•128=160. 5/4 represents inverting 80% and multiplying it by the number to determine how the result became 128. For checking over all you have to do is do 4/5 or 80%•160 which shall give you 128.
Answer Link

Otras preguntas

The highest peak of the Karakoram Range is the Mount​
ratio of 7 to 3 in fraction​
( 2 x 8 ) - ( 2 x 3 ) = __ x ( 8 - 3 )
nombre del tipo de deicticos que se usan pronombres como yo, tu entre otros
a description about Anti-federalist views
Linda goes water-skiing one sunny afternoon. After skiing for 15 min, she signals to the driver of the boat to take her back to the dock. The driver steers the
please help! need due on tuesday
HELPPPPPPPPPPPP!!!! Anyone know how to write a character anaylsis??Need help writing 2 paragraphs ab this book “no sugar” I’ve done the quotes joe (character in
please help I have to turn this in by the end of the night
Click below (I think) to view a music score. Answer the following question. What tempo marking sets the tone for this piece? sonata crescendo p allegro